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1236 lines (989 loc) · 40.7 KB
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/**
* @author Richard Davey <[email protected]>
* @copyright 2013 Photon Storm Ltd.
* @license {@link https://github.com/photonstorm/phaser/blob/master/license.txt|MIT License}
*/
/**
* A Tile Map object. A Tile map consists of a set of tile data and tile sets. It is rendered to the display using a TilemapLayer.
* A map may have multiple layers. You can perform operations on the map data such as copying, pasting, filling and shuffling the tiles around.
*
* @class Phaser.Tilemap
* @constructor
* @param {Phaser.Game} game - Game reference to the currently running game.
* @param {string} [key] - The key of the tilemap data as stored in the Cache.
*/
Phaser.Tilemap = function (game, key) {
/**
* @property {Phaser.Game} game - A reference to the currently running Game.
*/
this.game = game;
/**
* @property {string} key - The key of this map data in the Phaser.Cache.
*/
this.key = key;
var data = Phaser.TilemapParser.parse(this.game, key);
if (data === null)
{
return;
}
this.width = data.width;
this.height = data.height;
this.tileWidth = data.tileWidth;
this.tileHeight = data.tileHeight;
this.orientation = data.orientation;
this.version = data.version;
this.properties = data.properties;
this.widthInPixels = data.widthInPixels;
this.heightInPixels = data.heightInPixels;
/**
* @property {array} layers - An array of Tilemap layer data.
*/
this.layers = data.layers;
/**
* @property {array} tilesets - An array of Tilesets.
*/
this.tilesets = data.tilesets;
/**
* @property {array} tiles - The super array of Tiles.
*/
this.tiles = data.tiles;
/**
* @property {array} objects - An array of Tiled Object Layers.
*/
this.objects = data.objects;
/**
* @property {array} images - An array of Tiled Image Layers.
*/
this.images = data.images;
/**
* @property {number} currentLayer - The current layer.
*/
this.currentLayer = 0;
/**
* @property {array} debugMap - Map data used for debug values only.
*/
this.debugMap = [];
/**
* @property {array} _results - Internal var.
* @private
*/
this._results = [];
/**
* @property {number} _tempA - Internal var.
* @private
*/
this._tempA = 0;
/**
* @property {number} _tempB - Internal var.
* @private
*/
this._tempB = 0;
};
/**
* @constant
* @type {number}
*/
Phaser.Tilemap.CSV = 0;
/**
* @constant
* @type {number}
*/
Phaser.Tilemap.TILED_JSON = 1;
Phaser.Tilemap.prototype = {
/**
* Creates an empty map of the given dimensions.
*
* @method Phaser.Tilemap#create
* @param {string} name - The name of the map (mostly used for debugging)
* @param {number} width - The width of the map in tiles.
* @param {number} height - The height of the map in tiles.
*/
create: function (name, width, height) {
var data = [];
for (var y = 0; y < height; y++)
{
data[y] = [];
for (var x = 0; x < width; x++)
{
data[y][x] = 0;
}
}
this.layers.push({
name: name,
width: width,
height: height,
alpha: 1,
visible: true,
tileMargin: 0,
tileSpacing: 0,
format: Phaser.Tilemap.CSV,
data: data,
indexes: [],
dirty: true
});
this.currentLayer = this.layers.length - 1;
},
/**
* Adds an image to the map to be used as a tileset. A single map may use multiple tilesets.
* Note that the tileset name can be found in the JSON file exported from Tiled, or in the Tiled editor.
*
* @method Phaser.Tilemap#addTilesetImage
* @param {string} tileset - The name of the tileset as specified in the map data.
* @param {string} [key] - The key of the Phaser.Cache image used for this tileset. If not specified it will look for an image with a key matching the tileset parameter.
*/
addTilesetImage: function (tileset, key) {
if (typeof key === 'undefined')
{
if (typeof tileset === 'string')
{
key = tileset;
}
else
{
return false;
}
}
if (typeof tileset === 'string')
{
tileset = this.getTilesetIndex(tileset);
}
if (this.tilesets[tileset])
{
this.tilesets[tileset].image = this.game.cache.getImage(key);
return true;
}
return false;
},
// Region? Remove tile from map data?
createFromTiles: function (layer, tileIndex, key, frame, group) {
if (typeof group === 'undefined') { group = this.game.world; }
},
/**
* Creates a Sprite for every object matching the given gid in the map data. You can optionally specify the group that the Sprite will be created in. If none is
* given it will be created in the World. All properties from the map data objectgroup are copied across to the Sprite, so you can use this as an easy way to
* configure Sprite properties from within the map editor. For example giving an object a property if alpha: 0.5 in the map editor will duplicate that when the
* Sprite is created. You could also give it a value like: body.velocity.x: 100 to set it moving automatically.
*
* @method Phaser.Tileset#createFromObjects
* @param {string} name - The name of the Object Group to create Sprites from.
* @param {number} gid - The layer array index value, or if a string is given the layer name, within the map data that this TilemapLayer represents.
* @param {string} key - The Game.cache key of the image that this Sprite will use.
* @param {number|string} [frame] - If the Sprite image contains multiple frames you can specify which one to use here.
* @param {boolean} [exists=true] - The default exists state of the Sprite.
* @param {boolean} [autoCull=true] - The default autoCull state of the Sprite. Sprites that are autoCulled are culled from the camera if out of its range.
* @param {Phaser.Group} [group] - Optional Group to add the Sprite to. If not specified it will be added to the World group.
*/
createFromObjects: function (name, gid, key, frame, exists, autoCull, group) {
if (typeof exists === 'undefined') { exists = true; }
if (typeof autoCull === 'undefined') { autoCull = true; }
if (typeof group === 'undefined') { group = this.game.world; }
if (!this.objects[name])
{
console.warn('Tilemap.createFromObjects: Invalid objectgroup name given: ' + name);
return;
}
var sprite;
for (var i = 0, len = this.objects[name].length; i < len; i++)
{
if (this.objects[name][i].gid === gid)
{
sprite = group.create(this.objects[name][i].x, this.objects[name][i].y, key, frame, exists);
sprite.anchor.setTo(0, 1);
sprite.name = this.objects[name][i].name;
sprite.visible = this.objects[name][i].visible;
sprite.autoCull = autoCull;
for (property in this.objects[name][i].properties)
{
group.set(sprite, property, this.objects[name][i].properties[property], false, false, 0);
}
}
}
},
/**
* Creates a new TilemapLayer object. By default TilemapLayers are fixed to the camera.
*
* @method Phaser.Tileset#createLayer
* @param {number|string} layer - The layer array index value, or if a string is given the layer name, within the map data that this TilemapLayer represents.
* @param {number} [width] - The rendered width of the layer, should never be wider than Game.width. If not given it will be set to Game.width.
* @param {number} [height] - The rendered height of the layer, should never be wider than Game.height. If not given it will be set to Game.height.
* @param {Phaser.Group} [group] - Optional Group to add the object to. If not specified it will be added to the World group.
* @return {Phaser.TilemapLayer} The TilemapLayer object. This is an extension of Phaser.Sprite and can be moved around the display list accordingly.
*/
createLayer: function (layer, width, height, group) {
// Add Buffer support for the left of the canvas
if (typeof width === 'undefined') { width = this.game.width; }
if (typeof height === 'undefined') { height = this.game.height; }
if (typeof group === 'undefined') { group = this.game.world; }
var index = layer;
if (typeof layer === 'string')
{
index = this.getLayerIndex(layer);
}
if (index === null || index > this.layers.length)
{
console.warn('Tilemap.createLayer: Invalid layer ID given: ' + index);
return;
}
return group.add(new Phaser.TilemapLayer(this.game, this, index, width, height));
},
/**
* Gets the layer index based on the layers name.
*
* @method Phaser.Tileset#getIndex
* @protected
* @param {array} location - The local array to search.
* @param {string} name - The name of the array element to get.
* @return {number} The index of the element in the array, or null if not found.
*/
getIndex: function (location, name) {
for (var i = 0; i < location.length; i++)
{
if (location[i].name === name)
{
return i;
}
}
return null;
},
/**
* Gets the layer index based on its name.
*
* @method Phaser.Tileset#getLayerIndex
* @param {string} name - The name of the layer to get.
* @return {number} The index of the layer in this tilemap, or null if not found.
*/
getLayerIndex: function (name) {
return this.getIndex(this.layers, name);
},
/**
* Gets the tileset index based on its name.
*
* @method Phaser.Tileset#getTilesetIndex
* @param {string} name - The name of the tileset to get.
* @return {number} The index of the tileset in this tilemap, or null if not found.
*/
getTilesetIndex: function (name) {
return this.getIndex(this.tilesets, name);
},
/**
* Gets the image index based on its name.
*
* @method Phaser.Tileset#getImageIndex
* @param {string} name - The name of the image to get.
* @return {number} The index of the image in this tilemap, or null if not found.
*/
getImageIndex: function (name) {
return this.getIndex(this.images, name);
},
/**
* Gets the object index based on its name.
*
* @method Phaser.Tileset#getObjectIndex
* @param {string} name - The name of the object to get.
* @return {number} The index of the object in this tilemap, or null if not found.
*/
getObjectIndex: function (name) {
return this.getIndex(this.objects, name);
},
/**
* Sets a global collision callback for the given tile index within the layer. This will affect all tiles on this layer that have the same index.
* If a callback is already set for the tile index it will be replaced. Set the callback to null to remove it.
* If you want to set a callback for a tile at a specific location on the map then see setTileLocationCallback.
*
* @method Phaser.Tileset#setTileIndexCallback
* @param {number|array} indexes - Either a single tile index, or an array of tile indexes to have a collision callback set for.
* @param {function} callback - The callback that will be invoked when the tile is collided with.
* @param {object} callbackContext - The context under which the callback is called.
* @param {number|string|Phaser.TilemapLayer} [layer] - The layer to operate on. If not given will default to this.currentLayer.
*/
setTileIndexCallback: function (indexes, callback, callbackContext, layer) {
layer = this.getLayer(layer);
if (typeof indexes === 'number')
{
// This may seem a bit wasteful, because it will cause empty array elements to be created, but the look-up cost is much
// less than having to iterate through the callbacks array hunting down tile indexes each time, so I'll take the small memory hit.
this.layers[layer].callbacks[indexes] = { callback: callback, callbackContext: callbackContext };
}
else
{
for (var i = 0, len = indexes.length; i < len; i++)
{
this.layers[layer].callbacks[indexes[i]] = { callback: callback, callbackContext: callbackContext };
}
}
},
/**
* Sets a global collision callback for the given tile index within the layer. This will affect all tiles on this layer that have the same index.
* If a callback is already set for the tile index it will be replaced. Set the callback to null to remove it.
* If you want to set a callback for a tile at a specific location on the map then see setTileLocationCallback.
*
* @method Phaser.Tileset#setTileLocationCallback
* @param {number} x - X position of the top left of the area to copy (given in tiles, not pixels)
* @param {number} y - Y position of the top left of the area to copy (given in tiles, not pixels)
* @param {number} width - The width of the area to copy (given in tiles, not pixels)
* @param {number} height - The height of the area to copy (given in tiles, not pixels)
* @param {function} callback - The callback that will be invoked when the tile is collided with.
* @param {object} callbackContext - The context under which the callback is called.
* @param {number|string|Phaser.TilemapLayer} [layer] - The layer to operate on. If not given will default to this.currentLayer.
*/
setTileLocationCallback: function (x, y, width, height, callback, callbackContext, layer) {
layer = this.getLayer(layer);
this.copy(x, y, width, height, layer);
if (this._results.length < 2)
{
return;
}
for (var i = 1; i < this._results.length; i++)
{
this._results[i].setCollisionCallback(callback, callbackContext);
}
},
/**
* Sets collision the given tile or tiles. You can pass in either a single numeric index or an array of indexes: [ 2, 3, 15, 20].
* The `collides` parameter controls if collision will be enabled (true) or disabled (false).
*
* @method Phaser.Tileset#setCollision
* @param {number|array} indexes - Either a single tile index, or an array of tile IDs to be checked for collision.
* @param {boolean} [collides=true] - If true it will enable collision. If false it will clear collision.
* @param {number|string|Phaser.TilemapLayer} [layer] - The layer to operate on. If not given will default to this.currentLayer.
*/
setCollision: function (indexes, collides, layer) {
if (typeof collides === 'undefined') { collides = true; }
layer = this.getLayer(layer);
if (typeof indexes === 'number')
{
return this.setCollisionByIndex(indexes, collides, layer, true);
}
else
{
// Collide all of the IDs given in the indexes array
for (var i = 0, len = indexes.length; i < len; i++)
{
this.setCollisionByIndex(indexes[i], collides, layer, false);
}
// Now re-calculate interesting faces
this.calculateFaces(layer);
}
},
/**
* Sets collision on a range of tiles where the tile IDs increment sequentially.
* Calling this with a start value of 10 and a stop value of 14 would set collision for tiles 10, 11, 12, 13 and 14.
* The `collides` parameter controls if collision will be enabled (true) or disabled (false).
*
* @method Phaser.Tileset#setCollisionBetween
* @param {number} start - The first index of the tile to be set for collision.
* @param {number} stop - The last index of the tile to be set for collision.
* @param {boolean} [collides=true] - If true it will enable collision. If false it will clear collision.
* @param {number|string|Phaser.TilemapLayer} [layer] - The layer to operate on. If not given will default to this.currentLayer.
*/
setCollisionBetween: function (start, stop, collides, layer) {
if (typeof collides === 'undefined') { collides = true; }
layer = this.getLayer(layer);
if (start > stop)
{
return;
}
for (var index = start; index <= stop; index++)
{
this.setCollisionByIndex(index, collides, layer, false);
}
// Now re-calculate interesting faces
this.calculateFaces(layer);
},
/**
* Sets collision on all tiles in the given layer, except for the IDs of those in the given array.
* The `collides` parameter controls if collision will be enabled (true) or disabled (false).
*
* @method Phaser.Tileset#setCollisionByExclusion
* @param {array} indexes - An array of the tile IDs to not be counted for collision.
* @param {boolean} [collides=true] - If true it will enable collision. If false it will clear collision.
* @param {number|string|Phaser.TilemapLayer} [layer] - The layer to operate on. If not given will default to this.currentLayer.
*/
setCollisionByExclusion: function (indexes, collides, layer) {
if (typeof collides === 'undefined') { collides = true; }
layer = this.getLayer(layer);
// Collide everything, except the IDs given in the indexes array
for (var i = 0, len = this.tiles.length; i < len; i++)
{
if (indexes.indexOf(i) === -1)
{
this.setCollisionByIndex(i, collides, layer, false);
}
}
// Now re-calculate interesting faces
this.calculateFaces(layer);
},
/**
* Sets collision values on a tile in the set.
* You shouldn't usually call this method directly, instead use setCollision, setCollisionBetween or setCollisionByExclusion.
*
* @method Phaser.Tileset#setCollisionByIndex
* @protected
* @param {number} index - The index of the tile on the layer.
* @param {boolean} [collides=true] - If true it will enable collision on the tile. If false it will clear collision values from the tile.
* @param {number} [layer] - The layer to operate on. If not given will default to this.currentLayer.
* @param {boolean} [recalculate=true] - Recalculates the tile faces after the update.
*/
setCollisionByIndex: function (index, collides, layer, recalculate) {
if (typeof collides === 'undefined') { collides = true; }
if (typeof layer === 'undefined') { layer = this.currentLayer; }
if (typeof recalculate === 'undefined') { recalculate = true; }
for (var y = 0; y < this.layers[layer].height ; y++)
{
for (var x = 0; x < this.layers[layer].width; x++)
{
var tile = this.layers[layer].data[y][x];
if (tile && tile.index === index)
{
tile.collides = collides;
tile.faceTop = collides;
tile.faceBottom = collides;
tile.faceLeft = collides;
tile.faceRight = collides;
}
}
}
if (recalculate)
{
// Now re-calculate interesting faces
this.calculateFaces(layer);
}
return layer;
},
/**
* Gets the TilemapLayer index as used in the setCollision calls.
*
* @method Phaser.Tileset#getLayer
* @protected
* @param {number|string|Phaser.TilemapLayer} layer - The layer to operate on. If not given will default to this.currentLayer.
* @return {number} The TilemapLayer index.
*/
getLayer: function (layer) {
if (typeof layer === 'undefined')
{
layer = this.currentLayer;
}
// else if (typeof layer === 'number')
// {
// layer = layer;
// }
else if (typeof layer === 'string')
{
layer = this.getLayerIndex(layer);
}
else if (layer instanceof Phaser.TilemapLayer)
{
layer = layer.index;
}
return layer;
},
/**
* Internal function.
*
* @method Phaser.Tileset#calculateFaces
* @protected
* @param {number} layer - The index of the TilemapLayer to operate on.
*/
calculateFaces: function (layer) {
var above = null;
var below = null;
var left = null;
var right = null;
for (var y = 0, h = this.layers[layer].height; y < h; y++)
{
for (var x = 0, w = this.layers[layer].width; x < w; x++)
{
var tile = this.layers[layer].data[y][x];
if (tile)
{
above = this.getTileAbove(layer, x, y);
below = this.getTileBelow(layer, x, y);
left = this.getTileLeft(layer, x, y);
right = this.getTileRight(layer, x, y);
if (above && above.collides)
{
// There is a tile above this one that also collides, so the top of this tile is no longer interesting
tile.faceTop = false;
}
if (below && below.collides)
{
// There is a tile below this one that also collides, so the bottom of this tile is no longer interesting
tile.faceBottom = false;
}
if (left && left.collides)
{
// There is a tile left this one that also collides, so the left of this tile is no longer interesting
tile.faceLeft = false;
}
if (right && right.collides)
{
// There is a tile right this one that also collides, so the right of this tile is no longer interesting
tile.faceRight = false;
}
}
}
}
},
/**
* Gets the tile above the tile coordinates given.
* Mostly used as an internal function by calculateFaces.
*
* @method Phaser.Tileset#getTileAbove
* @param {number} layer - The local layer index to get the tile from. Can be determined by Tilemap.getLayer().
* @param {number} x - The x coordinate to get the tile from. In tiles, not pixels.
* @param {number} y - The y coordinate to get the tile from. In tiles, not pixels.
*/
getTileAbove: function (layer, x, y) {
if (y > 0)
{
return this.layers[layer].data[y - 1][x];
}
return null;
},
/**
* Gets the tile below the tile coordinates given.
* Mostly used as an internal function by calculateFaces.
*
* @method Phaser.Tileset#getTileBelow
* @param {number} layer - The local layer index to get the tile from. Can be determined by Tilemap.getLayer().
* @param {number} x - The x coordinate to get the tile from. In tiles, not pixels.
* @param {number} y - The y coordinate to get the tile from. In tiles, not pixels.
*/
getTileBelow: function (layer, x, y) {
if (y < this.layers[layer].height - 1)
{
return this.layers[layer].data[y + 1][x];
}
return null;
},
/**
* Gets the tile to the left of the tile coordinates given.
* Mostly used as an internal function by calculateFaces.
*
* @method Phaser.Tileset#getTileLeft
* @param {number} layer - The local layer index to get the tile from. Can be determined by Tilemap.getLayer().
* @param {number} x - The x coordinate to get the tile from. In tiles, not pixels.
* @param {number} y - The y coordinate to get the tile from. In tiles, not pixels.
*/
getTileLeft: function (layer, x, y) {
if (x > 0)
{
return this.layers[layer].data[y][x - 1];
}
return null;
},
/**
* Gets the tile to the right of the tile coordinates given.
* Mostly used as an internal function by calculateFaces.
*
* @method Phaser.Tileset#getTileRight
* @param {number} layer - The local layer index to get the tile from. Can be determined by Tilemap.getLayer().
* @param {number} x - The x coordinate to get the tile from. In tiles, not pixels.
* @param {number} y - The y coordinate to get the tile from. In tiles, not pixels.
*/
getTileRight: function (layer, x, y) {
if (x < this.layers[layer].width - 1)
{
return this.layers[layer].data[y][x + 1];
}
return null;
},
/**
* Sets the current layer to the given index.
*
* @method Phaser.Tilemap#setLayer
* @param {number|string|Phaser.TilemapLayer} layer - The layer to set as current.
*/
setLayer: function (layer) {
layer = this.getLayer(layer);
if (this.layers[layer])
{
this.currentLayer = layer;
}
},
/**
* Puts a tile of the given index value at the coordinate specified.
*
* @method Phaser.Tilemap#putTile
* @param {Phaser.Tile|number} tile - The index of this tile to set or a Phaser.Tile object.
* @param {number} x - X position to place the tile (given in tile units, not pixels)
* @param {number} y - Y position to place the tile (given in tile units, not pixels)
* @param {number|string|Phaser.TilemapLayer} [layer] - The layer to modify.
*/
putTile: function (tile, x, y, layer) {
layer = this.getLayer(layer);
if (x >= 0 && x < this.layers[layer].width && y >= 0 && y < this.layers[layer].height)
{
if (tile instanceof Phaser.Tile)
{
this.layers[layer].data[y][x].copy(tile);
}
else
{
this.layers[layer].data[y][x].index = tile;
}
this.layers[layer].dirty = true;
this.calculateFaces(layer);
}
},
/**
* Puts a tile into the Tilemap layer. The coordinates are given in pixel values.
*
* @method Phaser.Tilemap#putTileWorldXY
* @param {Phaser.Tile|number} tile - The index of this tile to set or a Phaser.Tile object.
* @param {number} x - X position to insert the tile (given in pixels)
* @param {number} y - Y position to insert the tile (given in pixels)
* @param {number} tileWidth - The width of the tile in pixels.
* @param {number} tileHeight - The height of the tile in pixels.
* @param {number|string|Phaser.TilemapLayer} [layer] - The layer to modify.
*/
putTileWorldXY: function (tile, x, y, tileWidth, tileHeight, layer) {
layer = this.getLayer(layer);
x = this.game.math.snapToFloor(x, tileWidth) / tileWidth;
y = this.game.math.snapToFloor(y, tileHeight) / tileHeight;
this.putTile(tile, x, y, layer);
},
/**
* Gets a tile from the Tilemap Layer. The coordinates are given in tile values.
*
* @method Phaser.Tilemap#getTile
* @param {number} x - X position to get the tile from (given in tile units, not pixels)
* @param {number} y - Y position to get the tile from (given in tile units, not pixels)
* @param {number|string|Phaser.TilemapLayer} [layer] - The layer to get the tile from.
* @return {Phaser.Tile} The tile at the given coordinates.
*/
getTile: function (x, y, layer) {
layer = this.getLayer(layer);
if (x >= 0 && x < this.layers[layer].width && y >= 0 && y < this.layers[layer].height)
{
return this.layers[layer].data[y][x];
}
},
/**
* Gets a tile from the Tilemap layer. The coordinates are given in pixel values.
*
* @method Phaser.Tilemap#getTileWorldXY
* @param {number} x - X position to get the tile from (given in pixels)
* @param {number} y - Y position to get the tile from (given in pixels)
* @param {number|string|Phaser.TilemapLayer} [layer] - The layer to get the tile from.
* @return {Phaser.Tile} The tile at the given coordinates.
*/
getTileWorldXY: function (x, y, tileWidth, tileHeight, layer) {
layer = this.getLayer(layer);
x = this.game.math.snapToFloor(x, tileWidth) / tileWidth;
y = this.game.math.snapToFloor(y, tileHeight) / tileHeight;
return this.getTile(x, y, layer);
},
/**
* Copies all of the tiles in the given rectangular block into the tilemap data buffer.
*
* @method Phaser.Tilemap#copy
* @param {number} x - X position of the top left of the area to copy (given in tiles, not pixels)
* @param {number} y - Y position of the top left of the area to copy (given in tiles, not pixels)
* @param {number} width - The width of the area to copy (given in tiles, not pixels)
* @param {number} height - The height of the area to copy (given in tiles, not pixels)
* @param {number|string|Phaser.TilemapLayer} [layer] - The layer to copy the tiles from.
* @return {array} An array of the tiles that were copied.
*/
copy: function (x, y, width, height, layer) {
layer = this.getLayer(layer);
if (!this.layers[layer])
{
this._results.length = 0;
return;
}
if (typeof x === "undefined") { x = 0; }
if (typeof y === "undefined") { y = 0; }
if (typeof width === "undefined") { width = this.layers[layer].width; }
if (typeof height === "undefined") { height = this.layers[layer].height; }
if (x < 0)
{
x = 0;
}
if (y < 0)
{
y = 0;
}
if (width > this.layers[layer].width)
{
width = this.layers[layer].width;
}
if (height > this.layers[layer].height)
{
height = this.layers[layer].height;
}
this._results.length = 0;
this._results.push( { x: x, y: y, width: width, height: height, layer: layer });
for (var ty = y; ty < y + height; ty++)
{
for (var tx = x; tx < x + width; tx++)
{
this._results.push(this.layers[layer].data[ty][tx]);
}
}
return this._results;
},
/**
* Pastes a previously copied block of tile data into the given x/y coordinates. Data should have been prepared with Tilemap.copy.
*
* @method Phaser.Tilemap#paste
* @param {number} x - X position of the top left of the area to paste to (given in tiles, not pixels)
* @param {number} y - Y position of the top left of the area to paste to (given in tiles, not pixels)
* @param {array} tileblock - The block of tiles to paste.
* @param {number|string|Phaser.TilemapLayer} [layer] - The layer to paste the tiles into.
*/
paste: function (x, y, tileblock, layer) {
if (typeof x === "undefined") { x = 0; }
if (typeof y === "undefined") { y = 0; }
layer = this.getLayer(layer);
if (!tileblock || tileblock.length < 2)
{
return;
}
// Find out the difference between tileblock[1].x/y and x/y and use it as an offset, as it's the top left of the block to paste
var diffX = tileblock[1].x - x;
var diffY = tileblock[1].y - y;
for (var i = 1; i < tileblock.length; i++)
{
this.layers[layer].data[ diffY + tileblock[i].y ][ diffX + tileblock[i].x ].copy(tileblock[i]);
}
this.layers[layer].dirty = true;
this.calculateFaces(layer);
},
/**
* Scans the given area for tiles with an index matching tileA and swaps them with tileB.
*
* @method Phaser.Tilemap#swapTile
* @param {number} tileA - First tile index.
* @param {number} tileB - Second tile index.
* @param {number} x - X position of the top left of the area to operate one, given in tiles, not pixels.
* @param {number} y - Y position of the top left of the area to operate one, given in tiles, not pixels.
* @param {number} width - The width in tiles of the area to operate on.
* @param {number} height - The height in tiles of the area to operate on.
* @param {number|string|Phaser.TilemapLayer} [layer] - The layer to operate on.
*/
swap: function (tileA, tileB, x, y, width, height, layer) {
layer = this.getLayer(layer);
this.copy(x, y, width, height, layer);
if (this._results.length < 2)
{
return;
}
this._tempA = tileA;
this._tempB = tileB;
this._results.forEach(this.swapHandler, this);
this.paste(x, y, this._results, layer);
},
/**
* Internal function that handles the swapping of tiles.
*
* @method Phaser.Tilemap#swapHandler
* @private
* @param {number} value
* @param {number} index
*/
swapHandler: function (value, index) {
if (value.index === this._tempA)
{
this._results[index].index = this._tempB;
}
else if (value.index === this._tempB)
{
this._results[index].index = this._tempA;
}
},
/**
* For each tile in the given area defined by x/y and width/height run the given callback.
*
* @method Phaser.Tilemap#forEach
* @param {number} callback - The callback. Each tile in the given area will be passed to this callback as the first and only parameter.
* @param {number} context - The context under which the callback should be run.
* @param {number} x - X position of the top left of the area to operate one, given in tiles, not pixels.
* @param {number} y - Y position of the top left of the area to operate one, given in tiles, not pixels.
* @param {number} width - The width in tiles of the area to operate on.
* @param {number} height - The height in tiles of the area to operate on.
* @param {number|string|Phaser.TilemapLayer} [layer] - The layer to operate on.
*/
forEach: function (callback, context, x, y, width, height, layer) {